Abusers have alloplastic defenses and an external locus of control. This means that they tend to blame others for their misfortunes, mistakes, and misconduct. They believe that the world is a hostile place, "out to get them", and that there is little they can do to mitigate and ameliorate their failures and defeats. Their acts and choices are brought on by other people's malevolence, negligence, and stupidity. Abusers regard themselves as eternal victims.
How often have you heard the following phrases coupled with the most horrific physical, verbal, and psychological abuse: "It's all your fault, you made me do it" or "look what you made me do!"